Surgical mask



FIG. 1 is top perspective view of a surgical mask in accordance with our invention;

FIG. 2 is a side perspective view thereof;

FIG. 3 is a bottom perspective view thereof;

FIG. 4 is a front elevation view thereof;

FIG. 5 is a rear elevation view thereof;

FIG. 6 is left side elevation view thereof;

FIG. 7 is a right side elevation thereof;

FIG. 8 is a top plan view thereof; and,

FIG. 9 is a bottom plan view of thereof.

Portions of the article shown in broken lines form no part of the claimed invention. 

CLAIM The ornamental design for a surgical mask, as shown and described. 